Another alternative is to not wash them at all

I026391_22I_XX

Recycled Polyester & Organic Cotton Blend

insulated it for winter warmth and made it reversible

5 (They come up big

Sandqvist Kevin Rolltop Recycled Nylon Backpack (Black) N1.S4.P2 Another alternative is to notSandqvist Kevin Backpack (Black). Waterproof and functional rolltop backpack constructed from recycled nylon with a waterproof TPU coating, taped seams and waterproof zippers. It features a 16" laptop compartment and can carry up to 40 L. The bag is designed with spacious mesh pockets for easy access. Upgrade your daily commute with durable bag that will keep your belongings safe and dry. Capacity 26 40 L Waterproof TPU coating Main compartment: W 30